package vip.yyzhu.redisadmin.util;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.util.DigestUtils;
import redis.clients.jedis.Jedis;
import vip.yyzhu.redisadmin.redis.RedisData;
import vip.yyzhu.redisadmin.redis.RedisList;

import javax.servlet.http.HttpServletRequest;
import java.net.InetAddress;
import java.net.UnknownHostException;
import java.util.UUID;

@Service("Tool")
public class Tool {


    @Autowired
    RedisList redisList;


    public static String md5(String password) {
        String md5Password = DigestUtils.md5DigestAsHex(password.getBytes());
        return md5Password;
    }

    public static String UUID() {
        String id = UUID.randomUUID().toString();
        String uid = id.replaceAll("-", "");
        return uid;
    }


    public static String getReqToIp(HttpServletRequest request) {
        String ipAddress = null;
        try {
            ipAddress = request.getHeader("x-forwarded-for");
            if (ipAddress == null || ipAddress.length() == 0 || "unknown".equalsIgnoreCase(ipAddress)) {
                ipAddress = request.getHeader("Proxy-Client-IP");
            }
            if (ipAddress == null || ipAddress.length() == 0 || "unknown".equalsIgnoreCase(ipAddress)) {
                ipAddress = request.getHeader("WL-Proxy-Client-IP");
            }
            if (ipAddress == null || ipAddress.length() == 0 || "unknown".equalsIgnoreCase(ipAddress)) {
                ipAddress = request.getRemoteAddr();
                if (ipAddress.equals("127.0.0.1")) {
                    // 根据网卡取本机配置的IP
                    InetAddress inet = null;
                    try {
                        inet = InetAddress.getLocalHost();
                    } catch (UnknownHostException e) {
                        e.printStackTrace();
                    }
                    ipAddress = inet.getHostAddress();
                }
            }
            // 对于通过多个代理的情况，第一个IP为客户端真实IP,多个IP按照','分割
            if (ipAddress != null && ipAddress.length() > 15) { // "***.***.***.***".length()
                // = 15
                if (ipAddress.indexOf(",") > 0) {
                    ipAddress = ipAddress.substring(0, ipAddress.indexOf(","));
                }
            }
        } catch (Exception e) {
            ipAddress = "";
        }
        // ipAddress = this.getRequest().getRemoteAddr();

        return ipAddress;
    }

    public static String getUnique(HttpServletRequest request) {
        String unique = request.getHeader("x-unique");
        if(unique == null){
            unique = request.getParameter("unique");
        }
        return unique;
    }
    public static Jedis getJedis(HttpServletRequest request, RedisList redisList) {
        return redisList.getJedis(getUnique(request));
    }

    public Jedis getJedis(HttpServletRequest request) {
        return redisList.getJedis(getUnique(request));
    }
    public RedisData getJedisData(HttpServletRequest request) {
        return redisList.getData(getUnique(request));
    }

}
